RF2.4G / RF433 MHz is applying with Pinnacle's own CSMA
power-saving protocol which is able to establish many-to-many
communication and only 100uA power consumption in idle status.

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Dustproof and waterproof crust is accordance with IP54, ideal
product for outdoor usage.

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Powered by inbuilt 3.7V Li-battery which without memory effects
support a longer life than that of 2 pieces dry battery. Also
create an excellent portable feature for this model which could be
integrated with handy terminal to meet any requirement of mobile
usage, such as: Price changing in supermarket, Destination marking
in transportation and any other mobile selling etc.